共 76 条
[51]
Nelson R. R., 1982, EVOL THEOR
[52]
Olson M., 1965, LOGIC COLLECTIVE ACT
[54]
POWELL WW, 1990, RES ORGAN BEHAV, V12, P295
[55]
PRENTISS S, 1984, INTRO CELLULAR COMMU
[57]
RAO H, 1993, CERTIFICATION MECHAN
[58]
RAPPA M, 1987, THESIS U MINNESOTA M
[60]
REGUR NM, 1992, US CHRONICLE HI 0916, pA43